Asus J3455T-IM-A Manual page 14

2. WDT Enable jumper (2-pin WDT_EN)
A watchdog timer is an electronic timer that is used to detect and recover
from computer malfunctions. The HW WDT (watchdog timer) Enable jumper
allows the HW watchdog resets the system automatically even when the
system crashes.
Connector type
NOTE: By default, this jumper is set to HW WDT enabled with a jumper cap
attached.
3. AT/ATX mode selection (3-pin AT_ATX_SEL)
Pins
1-2 (Default)
2-3
Connector type
Chapter 2: Motherboard information
HEADER 1x2p, 2.54mm pitch, S/T
HEADER 1x3p, 2.54mm pitch, S/T
WDT_EN
1 2
jumper closed
(Default)
AT_ATX_SEL
1 2
jumper closed jumper removed
(Default)
ATX mode
AT mode
2 3
jumper removed
2 3
2-7